<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <script src="https://cdn.jsdelivr.net/npm/vue@2/dist/vue.js"></script>
    <title>过滤</title>
</head>

<body>
    <div id="root">
        <h2>人员列表</h2>
        <input type="text" placeholder="请输入名字" v-model="keyWord">
        <ul>
            <li v-for="(p,index) of filterpersons" :key="p.id">
                {{p.name}}-{{p.age}}-{{p.sex}}
            </li>
        </ul>
    </div>

    <script>
        const vm = new Vue({
            el: "#root",
            data: {
                keyWord: "",
                persons: [
                    { id: "002", name: "马冬梅", age: 25, sex: "男" },
                    { id: "003", name: "周冬雨", age: 20, sex: "男" },
                    { id: "001", name: "周杰伦", age: 18, sex: "男" },
                    { id: "004", name: "温兆伦", age: 18, sex: "男" },
                ],
            },
            computed: {
                filterpersons(){
                    return this.persons.filter((p)=>{
                        return p.name.indexOf(this.keyWord) !== -1
                    })
                }
            }

        })


    </script>
</body>

</html>